# frozen_string_literal: true

module Cryptum
  # This module is used to Accept User Input at Session Initiation
  module Option
    # Common module to validate input submitted at session initiation
    module InputValidation
      # Validate Options for cryptum Driver
      public_class_method def self.check(opts = {})
        option_choice = opts[:option_choice]

        # Conditions to display cryptum usage
        if option_choice.symbol.nil? && option_choice.list_products.nil?
          usage = true
          reason = :symbol
        end

        option_choice.session_root = "#{Dir.home}/cryptum" if option_choice.session_root.nil?

        unless Dir.exist?(option_choice.session_root)
          usage = true
          reason = :session_root
        end

        option_choice.market_trend_reset = '1D' if option_choice.market_trend_reset.nil?
        case option_choice.market_trend_reset
        when '1W'
          option_choice.market_trend_reset_label = '1W'
          option_choice.market_trend_reset = 604_800
        when '1D'
          option_choice.market_trend_reset_label = '1D'
          option_choice.market_trend_reset = 86_400
        when '4h'
          option_choice.market_trend_reset_label = '4h'
          option_choice.market_trend_reset = 14_400
        when '3h'
          option_choice.market_trend_reset_label = '3h'
          option_choice.market_trend_reset = 10_800
        when '2h'
          option_choice.market_trend_reset_label = '2h'
          option_choice.market_trend_reset = 7_200
        when '1h'
          option_choice.market_trend_reset_label = '1h'
          option_choice.market_trend_reset = 3_600
        when '45m'
          option_choice.market_trend_reset_label = '45m'
          option_choice.market_trend_reset = 2_700
        when '30m'
          option_choice.market_trend_reset_label = '30m'
          option_choice.market_trend_reset = 1_800
        when '15m'
          option_choice.market_trend_reset_label = '15m'
          option_choice.market_trend_reset = 900
        when '5m'
          option_choice.market_trend_reset_label = '5m'
          option_choice.market_trend_reset = 300
        when '3m'
          option_choice.market_trend_reset_label = '3m'
          option_choice.market_trend_reset = 180
        when '1m'
          option_choice.market_trend_reset_label = '1m'
          option_choice.market_trend_reset = 60
        else
          usage = true
          reason = :market_trend_reset
        end

        if usage
          case reason
          when :symbol
            puts "ERROR: --symbol Flag is Required.\n\n"
          when :session_root
            puts "ERROR: #{option_choice.session_root} does not exist.\n\n"
          when :market_trend_reset
            puts "ERROR: #{option_choice.market_trend_reset} - Possible values are: 1W, 1D, 4h, 3h, 2h, 1h, 45m, 30m, 15m, 5m, 3m, 1m\n\n"
          end

          puts `#{option_choice.driver_name} --help`
          exit 1
        end
      rescue Interrupt, StandardError => e
        Cryptum::Log.append(level: :error, msg: e, which_self: self)
      end

      # Display Usage for this Module
      public_class_method def self.help
        puts "USAGE:
          #{self}.check(option_choice: option_choice)
        "
      end
    end
  end
end